| Intralymphatic Immunotherapy With Polvac Grass & Rye Allergen Extract (NCT05297760) | University of Zurich | 2022-02-10 |
| An Exploratory Study of PQ Grass 27600 SU (NCT04687059) | Allergy Therapeutics | 2020-10-19 |
| Methylprednisolone Injections Treating Birch Pollen Induced Allergic Rhinitis. (NCT04622917) | Karolinska Institutet | 2019-04-10 |
| Effect of the Nasal Gel "Nascum®-Plus" on Allergic Symptoms (NCT03772405) | Fraunhofer-Institute of Toxicology and Experimental Medicine | 2018-12-12 |
| Short and Mid-term Repeatability of Active Anterior Rhinomanometry (AAR) Measurements in Paediatric Age (NCT03286049) | Istituto per la Ricerca e l'Innovazione Biomedica | 2018-01-10 |
| A Dose-finding Study of ASP4070 (NCT03101267) | Astellas Pharma Inc | 2017-04-13 |
| Intralymphatic Immunotherapy in Increasing Doses, Substudy (NCT02975479) | Karolinska Institutet | 2016-05-01 |
| Drug Utilization Study for Pirinase Hayfever Relief (NCT02856282) | GlaxoSmithKline | 2016-02-15 |
| Efficacy and Safety Study of RAGWITEK™ (MK-3641) in Children With Ragweed-Induced Rhinoconjunctivitis With or Without Asthma (MK-3641-008) (NCT02478398) | Merck Sharp & Dohme LLC | 2015-07-20 |
| Untersuchung Zur Erfassung Und Kontrolle Der Lebensqualität Unter Einer Therapie Mit Pollinex Quattro Bei Heuschnupfen (NCT03014661) | Universität des Saarlandes | 2015-06-01 |
| Safety Study of MK-3641 and MK-7243 Co-administered in Adult Participants With Ragweed and Grass Pollen Induced Allergic Rhinitis (P08607, MK-3641-006) (NCT02256553) | ALK-Abelló A/S | 2014-10-01 |
| Efficacy and Safety of Nasal Filters on Seasonal Allergic Rhinitis (Hay Fever) (NCT01699165) | University of Aarhus | 2012-12-01 |
| Study of a Topical Nasal Spray to Ease the Symptoms of Hayfever (NCT01500629) | McNeil Consumer Healthcare Division of McNEIL-PPC, Inc. | 2012-01-01 |
| An Investigation of the Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of GSK2245035 in Healthy Volunteers and Allergic Rhinitics. (NCT01480271) | GlaxoSmithKline | 2011-05-30 |
| The Effects of Immunotherapy in the Nose (NCT01985542) | Helsinki University Central Hospital | 2011-05-01 |
| Study of AHIST in Seasonal Allergic Rhinitis Patients (NCT01008397) | Magna Pharmaceuticals, Inc. | 2011-04-01 |
| Long-Term Effects of Sublingual Grass Therapy (NCT01335139) | National Institute of Allergy and Infectious Diseases (NIAID) | 2011-03-01 |
| A Study Comparing Two Fluticasone Furoate Nasal Sprays in the Relief of the Signs and Symptoms of Seasonal Allergic Rhinitis (NCT01279057) | Sandoz | 2010-12-27 |
| Safety and Efficacy of Olopatadine Hydrochloride/Ketorolac Tromethamine Ophthalmic Solution Compared With Olopatadine Hydrochloride Ophthalmic Solution in Patients With Seasonal Allergic Conjunctivitis (NCT01258309) | Allergan | 2010-12-01 |
| Prospective Observational Study of Concomitant Allergic Rhinitis Treatment Patterns Among Patients Starting on Fluticasone Furoate Nasal Spray in a Retail Pharmacy Setting (NCT01337323) | GlaxoSmithKline | 2010-09-01 |
| Optimal Concentration of Dermatophagoides Pteronyssinus (Dp) Allergen Extract for Skin Prick Test (SPT) of Thai Population (NCT01172613) | Siriraj Hospital | 2010-06-01 |
| A Study Comparing the Clinical Equivalence of Two Mometasone Nasal Sprays in the Relief of the Signs and Symptoms of Seasonal Allergic Rhinitis (NCT01038427) | Sandoz | 2009-12-02 |
| Randomized, Placebo Controlled, Crossover Study in an Environmental Challenge Chamber to Assess Safety & Efficacy of Three Oral Doses of BI 671800 Versus Fluticasone Propionate and Montelukast in Sensitive Seasonal Allergic Rhinitis Patients Out of Season (NCT01007721) | Boehringer Ingelheim | 2009-10-01 |
| Clinical Trial of STAHIST in Seasonal Allergic Rhinitis Patients (NCT00932256) | Magna Pharmaceuticals, Inc. | 2009-10-01 |
| 723/726 Proof of Concept Study in Allergen Challenge Chamber in Hannover (NCT00972504) | GlaxoSmithKline | 2009-06-01 |
| Glycyphagus Domesticus Allergen Extract. Determination of the in Vivo Biological Activity in Histamine Equivalent Units (HEP). (NCT00917488) | Laboratorios Leti, S.L. | 2009-05-01 |
| Safety and Tolerability Study of Ragweed SLIT Tablets (NCT01224834) | Stallergenes Greer | 2009-01-01 |
| Study of rBet v1 Tablets (NCT00901914) | Stallergenes Greer | 2008-10-01 |
| Allergen Challenge Chamber Study With Single Dose Oral GSK835726 Compared With Placebo (NCT00851344) | GlaxoSmithKline | 2008-09-01 |
| Standardization of Chortoglyphus Arcuatus Allergenic Extract. Determination of Biological Activity in HEP Units (NCT00718744) | Laboratorios Leti, S.L. | 2008-06-01 |
| Observation of Side Effects and Effectiveness of Desloratadine (Aerius) Syrup in Filipino Children (Study P05634) (NCT00761527) | Organon and Co | 2008-03-01 |
| A Phase II Study Evaluating Intranasal GSK256066 and Azelastine Hydrochloride in Subjects With Seasonal Allergic Rhinitis (NCT00612118) | GlaxoSmithKline | 2008-02-01 |
| A Phase II Study Evaluating Intranasal GSK256066 and Fluticasone Propionate in Subjects With Seasonal Allergic Rhinitis (SAR) (NCT00612820) | GlaxoSmithKline | 2008-01-01 |
| Single and Repeat Dose First Time in Human Study for an Intranasal H1/H3 Dual Antagonist in Healthy Male Subjects (NCT00694993) | GlaxoSmithKline | 2007-12-17 |
| Safety and Tolerability Study of rBet v1 SLIT Tablets (NCT00889460) | Stallergenes Greer | 2007-11-01 |
| Investigation Of a New Oral Anti-Histamine in Healthy Male Subjects (NCT00605852) | GlaxoSmithKline | 2007-10-29 |
| Immunotherapy With Depigmented and Polymerized Allergen Extract of Phleum Pratense (NCT00501527) | Laboratorios Leti, S.L. | 2007-09-01 |
| An Evaluation of the Efficacy and Safety of TOLAMBA™ for Ragweed-Allergic Rhinitis in an Environmental Exposure Chamber (NCT00537355) | Dynavax Technologies Corporation | 2007-09-01 |
| Fluticasone Furoate Nasal Spray Versus Oral Fexofenadine (NCT00502775) | GlaxoSmithKline | 2007-08-01 |
| Dose-ranging Study to Assess the Efficacy and Safety of Ciclesonide HFA Nasal Aerosol in Adult and Adolescent Patients 12 Years and Older With Seasonal Allergic Rhinitis (SAR) (BY9010/M1-602) (NCT00807053) | AstraZeneca | 2007-04-01 |
| A 5-way Treatment Period Trial of Single Doses of Intranasal GSK256066 in Patients With Rhinitis (NCT00464568) | GlaxoSmithKline | 2007-03-28 |
| Trial With Allergic Rhinitis Patients Taking GSK256066 Versus Placebo In A Pollen Challenge Chamber (NCT00430157) | GlaxoSmithKline | 2007-01-01 |
| Fluticasone Furoate Nasal Spray Versus Oral Fexofenadine (NCT00435461) | GlaxoSmithKline | 2006-12-20 |
| A Study of Ciclesonide Nasal Spray in Patients 18 Years and Older With Seasonal Allergic Rhinitis (BY9010/M1-413) (NCT00384475) | AstraZeneca | 2006-10-01 |
| Twin SUBLIVAC® Grasses Clinical Efficacy Study (NCT00422149) | HAL Allergy | 2006-09-01 |
| Study for the Treatment of Intermittent Allergic Rhinitis With Desloratadine (Study P04683) (NCT00406783) | Organon and Co | 2006-08-01 |
| Compare the Efficacy of Levocetirizine and Montelukast to Placebo in Reducing Seasonal Allergic Rhinitis (SAR) Symptoms in Ragweed Sensitive Subjects (NCT00295022) | UCB S.A. - Pharma Sector | 2006-07-29 |
| Compare the Efficacy of Levocetirizine to Montelukast in Reducing Symptoms of SAR in Sensitive Subjects Exposed to Ragweed Pollen (NCT00315523) | UCB Pharma | 2006-07-01 |
| Treatment of Ragweed-Allergic Asthma With an Immunostimulatory Drug (NCT00318747) | National Institute of Allergy and Infectious Diseases (NIAID) | 2006-04-01 |
| Efficacy and Safety Study of TOLAMBA™ in Ragweed-Allergic Adults (NCT00387738) | Dynavax Technologies Corporation | 2006-04-01 |
| Probiotics for Birch Pollen Allergy (NCT00746226) | Danisco | 2006-03-01 |
| Trial With Rhinitic Patients Taking GSK256066 Versus Placebo In A Pollen Challenge Chamber (NCT00377728) | GlaxoSmithKline | 2006-03-01 |
| Effects of Loratadine/Montelukast vs Pseudoephedrine and Placebo in Patients With Seasonal Allergic Rhinitis (Study P04095) (COMPLETED) (NCT00319995) | Organon and Co | 2006-03-01 |
| Investigate Two Trial Models; Vienna Challenge Chamber (in and Out of Season) and Park Study (in Season) Using a Drug for Seasonal Allergic Rhinitis (NCT00400998) | Research Consult GmbH | 2006-03-01 |
| The Effects of Phenylephrine Compared With Those of Placebo and Pseudoephedrine on Nasal Congestion in Subjects With Seasonal Allergic Rhinitis (SAR)(P04579) (NCT00276016) | Organon and Co | 2006-01-01 |
| Once-Daily Investigational Nasal Spray In Adults And Adolescents With Seasonal Allergic Rhinitis (SAR) (NCT00197262) | GlaxoSmithKline | 2005-08-01 |
| 7 Day Study of Mast Cell Inhibitor, R926112, in Patients With Symptomatic Seasonal Allergic Rhinitis (NCT00115089) | Rigel Pharmaceuticals | 2005-07-01 |
| Study Of Perennial Allergic Rhinitis (NCT00358475) | GlaxoSmithKline | 2005-06-21 |
| Study In Adults And Adolescents With Seasonal Allergic Rhinitis. (NCT00225823) | GlaxoSmithKline | 2005-05-01 |
| Nasal Ocular Reflexes Contribute to Eye Symptoms (NCT00117832) | University of Chicago | 2005-03-01 |
| Study of GW685698X In Patients With Seasonal Allergic Rhinitis (NCT00363740) | GlaxoSmithKline | 2005-02-19 |
| Study Using the Environmental Exposure Unit (EEU) to Assess the Onset of Action of Ciclesonide, Applied as a Nasal Spray in the Treatment of Seasonal Allergic Rhinitis (BY9010/M1-407) (NCT00659503) | AstraZeneca | 2005-02-01 |
| Study In Adults And Adolescents With Seasonal Allergic Rhinitis (NCT00115622) | GlaxoSmithKline | 2004-12-01 |
| Study Using the Environmental Exposure Chamber (EEC) to Assess the Onset of Action of Ciclesonide, Applied as a Nasal Spray in Treatment of Seasonal Allergic Rhinitis (BY9010/M1-406) (NCT00659594) | AstraZeneca | 2004-11-01 |
| An Approved Drug to Study a New Indication for Allergic Rhinitis (0476-327) (NCT00127647) | Organon and Co | 2004-11-01 |
| Efficacy of Levocetirizine and Cetirizine in Reducing Symptoms of Seasonal Allergic Rhinitis in Ragweed Sensitive Subjects (NCT00544388) | UCB Pharma | 2004-04-01 |
| Efficacy and Safety of Levocetirizine 8 Weeks Prior and After the Onset of the Grass Pollen Season in Subjects With SAR (NCT00521040) | UCB Pharma | 2004-02-01 |
| To Assess the Safety and Efficacy of Ciclesonide, Applied as a Nasal Spray in the Treatment of Seasonal Allergic Rhinitis (BY9010/M1-401) (NCT00659841) | AstraZeneca | 2003-12-01 |
| Study of Nasal Symptom Relief and Side Effects in Hayfever Patients Treated With Aerius (Desloratadine)(P03442) (NCT00805584) | Organon and Co | 2003-05-01 |
| Study of the Effectiveness and Safety of Desloratadine (Aerius) Syrup in Children With Hayfever With or Without Asthma (P03472) (NCT00805324) | Organon and Co | 2003-05-01 |
| Nasonex Compared With Placebo in Participants With Seasonal Allergic Rhinitis (SAR) and Concomitant Asthma (P03280) (NCT00070707) | Organon and Co | 2003-04-03 |
| An Approved Drug to Study a New Indication for Seasonal Allergic Rhinitis in Patients With Asthma (0476-269) (NCT00092885) | Organon and Co | 2003-03-01 |
| Effect of a 10,000 EU Dose of Endotoxin in Allergic and Mildly Asthmatic Adults (NCT00839189) | University of North Carolina, Chapel Hill | 2002-10-01 |
| Factors Predicting Efficacy of Allergen Injection Immunotherapy for Grass Pollen Hayfever (NCT00135629) | Imperial College London | 2002-10-01 |
| Randomized, Double Blind, Parallel Group, Placebo Controlled, Multi-Center Study of the Efficacy and Safety of Cetirizine HCl Syrup vs. Loratadine Syrup vs. Placebo in Treatment of Children With Seasonal Allergic Rhinitis (SAR) (NCT02932774) | Johnson & Johnson Consumer and Personal Products Worldwide | 2001-03-01 |
| Dose-Ranging Study of Mometasone Furoate (MK-0887/SCH 032088) Nasal Spray in the Treatment of Children (Ages 6-11) With Seasonal Allergic Rhinitis (C95-161) (NCT03879772) | Organon and Co | 1996-03-12 |
| Grass Pollen Immunotherapy Using a Cluster Regime for Seasonal Rhinitis and Asthma (NCT00135642) | Imperial College London | 1996-02-01 |
| Mometasone Furoate Aqueous (MK-0887/SCH 032088) Nasal Spray vs Placebo and FLONASE® in Seasonal Allergic Rhinitis Patients (I94-001) (NCT03882047) | Organon and Co | 1994-08-11 |
| Onset of Action of Mometasone Furoate (MK-0887/SCH 032088) Nasal Spray Compared With Placebo in Seasonal Allergic Rhinitis (C93-184) (NCT03861559) | Organon and Co | 1994-03-30 |